Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by P S ThomsenfiledCriticalP S Thomsen
Priority to DK436673ApriorityCriticalpatent/DK436673A/da
Priority to DE19742437387prioritypatent/DE2437387C2/de
Publication of DK436673ApublicationCriticalpatent/DK436673A/da